2008-08-01  Jose Ruiz  <ruiz@adacore.com>

* cstreams.c (__gnat_full_name): RTSS applications cannot ask for the
current directory so only fully qualified names are allowed.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138460 138bc75d-0d04-0410-961f-82ee72b054a4

2008-08-01  Robert Dewar  <dewar@adacore.com>

* xref_lib.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138459 138bc75d-0d04-0410-961f-82ee72b054a4

2008-08-01  Robert Dewar  <dewar@adacore.com>

* snames.ads:
Minor comment fixes, some pragmas were not properly
categorized in the comments, documentation change only

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138458 138bc75d-0d04-0410-961f-82ee72b054a4

2008-08-01  Robert Dewar  <dewar@adacore.com>

* sem_ch10.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138457 138bc75d-0d04-0410-961f-82ee72b054a4

2008-08-01  Robert Dewar  <dewar@adacore.com>

* s-ststop.adb: Add some ??? comments

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138456 138bc75d-0d04-0410-961f-82ee72b054a4

2008-08-01  Robert Dewar  <dewar@adacore.com>

* gnat_ugn.texi:
Minor editing, remove uncomfortable use of semicolon

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138455 138bc75d-0d04-0410-961f-82ee72b054a4

2008-08-01  Basile Starynkevitch  <basile@starynkevitch>
* gcc/tree-pass.h: Added comment about not dumping passes with name
starting with star in struct opt_pass.
* gcc/passes.c (register_dump_files_1): Don't do dump for a pass with
name starting with star.
* gcc/doc/passes.texi (Pass manager): Mention pass names and special
meaning of star prefix to avoid dump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138450 138bc75d-0d04-0410-961f-82ee72b054a4

* config.gcc (mipsisa64*-*-linux*): New configuration.  Set ISA
to MIPS64r2 for mipsisa64r2*.
* config/mips/mips.h (GENERATE_MIPS16E): Update comment.
(ISA_MIPS64R2): New macro.
(TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
(ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
(MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
(TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
Move up to keep list alphabetically sorted.
(TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
* config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
processor.
* doc/invoke.texi (MIPS Options): Add -mips64r2.
(-march=@var{arch}): Add mips64r2.

testsuite/

* gcc.target/mips/ext-1.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138448 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138446 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138444 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/decl.c (gnat_to_gnu_entity): Fix formatting.
* gcc-interface/utils.c (create_field_decl): Avoid superfluous work.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138440 138bc75d-0d04-0410-961f-82ee72b054a4

* expr.c (expand_assignment): Check for complete type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138439 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  H.J. Lu  <hongjiu.lu@intel.com>

PR debug/36977
* cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.

* dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
for stack alignment.

* function.h (rtl_data): Add stack_realign_tried.  Update
comments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138438 138bc75d-0d04-0410-961f-82ee72b054a4

* config/sh/sh.c (sh_canonical_va_list_type): Remove.
(TARGET_CANONICAL_VA_LIST_TYPE): Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138437 138bc75d-0d04-0410-961f-82ee72b054a4

* mkstemps.c (mkstemps): Keep looping even for EISDIR.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138436 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/35100
* gcc.target/powerpc/longcall-1.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138435 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Chris Fairles <chris.fairles@gmail.com>

        * include/std/chrono (duration): Use explicitly defaulted ctor, cctor,
 dtor and assignment. Add diagnostics as per 20.8.3 paragraphs 2, 3
 and 4 in WD. Other minor tweaks.
        * testsuite/20_util/duration/cons/1_neg.cc: Adjust line numbers.
* testsuite/20_util/duration/requirements/typedefs_neg1.cc: New.
* testsuite/20_util/duration/requirements/typedefs_neg2.cc: Likewise.
* testsuite/20_util/duration/requirements/typedefs_neg3.cc: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138434 138bc75d-0d04-0410-961f-82ee72b054a4

PR preprocessor/36649
* files.c (struct report_missing_guard_data): New type.
(report_missing_guard): Put paths into an array instead of printing
them right away.  Return 1 rather than 0.
(report_missing_guard_cmp): New function.
(_cpp_report_missing_guards): Sort and print paths gathered by
report_missing_guard callback.

* gcc.dg/pch/cpp-3.hs: Add include guards.
* gcc.dg/pch/cpp-3a.h: Likewise.
* gcc.dg/pch/cpp-3b.h: Likewise.
* gcc.dg/cpp/mi8.c: New test.
* gcc.dg/cpp/mi8a.h: New file.
* gcc.dg/cpp/mi8b.h: New file.
* gcc.dg/cpp/mi8c.h: New file.
* gcc.dg/cpp/mi8d.h: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138432 138bc75d-0d04-0410-961f-82ee72b054a4

* mkstemps.c (mkstemps): If open failed with errno other than
EEXIST, return immediately.
* make-temp-file.c: Include errno.h.
(make_temp_file): If mkstemps failed, print an error message
before aborting.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138429 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Paolo Carlini  <paolo.carlini@oracle.com>

* testsuite/lib/libstdc++.exp (libstdc++_init): Set v3-libgomp.
(check_v3_target_parallel_mode): Robustify, just follow the
structure of testsuite/Makefile.am.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138428 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/36419
* dwarf2out.c (barrier_args_size): New variable.
(compute_barrier_args_size, compute_barrier_args_size_1): New
functions.
(dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
if not called yet in the current function, use barrier_args_size
array to find the new args_size value.
(dwarf2out_frame_debug): Free and clear barrier_args_size.

* g++.dg/eh/async-unwind2.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138427 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/36405
* rtti.c (get_tinfo_decl_dynamic, get_typeid): Call
complete_type_or_else even for UNKNOWN_TYPE to get diagnostics.

* g++.dg/rtti/typeid8.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138426 138bc75d-0d04-0410-961f-82ee72b054a4

    PR c++/36633
        * init.c (build_new_1): Don't convert pointer to the data type
        until we're actually going to treat it as that type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138425 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  H.J. Lu  <hongjiu.lu@intel.com>

PR debug/36980
* dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
rule 19.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138424 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138422 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* prj-env.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138421 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* makeutl.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138420 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* exp_aggr.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138419 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Jose Ruiz  <ruiz@adacore.com>

* s-parame-vxworks.adb
Document that this body is used for RTX in RTSS (kernel) mode.

* gcc-interface/Makefile.in
(LIBGNAT_TARGET_PAIRS for the rtx_rtss run time): Use the
s-parame-vxworks.adb body in order to have reasonable stack sizes in
RTX RTSS kernel mode. Virtual memory is not used in that case, so we
cannot ask for too big values.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138418 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Pascal Obry  <obry@adacore.com>

* prj-nmsc.adb: Keep Object and Exec directory casing.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138417 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  H.J. Lu  <hongjiu.lu@intel.com>

PR debug/36976
* dwarf2out.c (dwarf2out_args_size_adjust): New.
(dwarf2out_stack_adjust): Use it.
(dwarf2out_frame_debug_expr): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138416 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/36978
* tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
the generated condition.

* gcc.dg/torture/pr36978.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138415 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138414 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/specs/null_aggr_bug.ads: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138413 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Gary Dismukes  <dismukes@adacore.com>

* sem_aggr.adb:
(Resolve_Record_Aggregate): Bypass error that a type without
components must have a "null record" aggregate when compiling for Ada
2005, since it's legal to give an aggregate of form (others => <>)
for such a type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138412 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Hristian Kirtchev  <kirtchev@adacore.com>

* exp_disp.adb (Prim_Op_Kind): Retrieve the full view when a private
tagged type is completed by a concurrent type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138411 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/sync_iface_test.ad[s,b]: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138410 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138409 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Ed Schonberg  <schonberg@adacore.com>

* sem_ch10.adb (Build_Unit_Name): If the unit name in a with_clause
has the form A.B.C and B is a unit renaming, analyze its compilation
unit and add a with_clause on A.b to the context.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138408 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Hristian Kirtchev  <kirtchev@adacore.com>

* bindgen.adb Comment reformatting. Update the list of run-time globals.
(Gen_Adainit_Ada): Add the declaration, import and value set for
configuration flag Canonical_Streams.
(Gen_Adainit_C): Add the declaration and initial value of external
symbol __gl_canonical_streams.

* init.c: Update the list of global values computed by the binder.

* opt.ads: Add flag Canonical_Streams.

* par-prag.adb (Prag): Include Pragma_Canonical_Streams to the list of
semantically handled pragmas.

* sem_prag.adb: Add an entry into enumeration type Sig_Flags.
(Analyze_Pragma): Add case for pragma Canonical_Streams.

* snames.adb: Add character value for name Canonical_Streams.

* snames.ads:
Add Name_Canonical_Streams to the list of configuration pragmas.
Add Pragma_Canonical_Streams to enumeration type Pragma_Id.

* snames.h: Add a definition for Pragma_Canonical_Streams.

* s-ststop.adb:
Add a flag and import to seize the value of external symbol
__gl_canonical_streams. Update comment and initial value of constant
Use_Block_IO.

* gnat_rm.texi: Add section of pragma Canonical_Streams.

* gnat_ugn.texi:
Add pragma Canonical_Streams to the list of configuration pragmas.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138407 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Hristian Kirtchev  <kirtchev@adacore.com>

* sem_ch6.adb (Disambiguate_Spec): Continue the disambiguation if the
corresponding spec is a primitive wrapper. Update comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138406 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Quentin Ochem  <ochem@adacore.com>

* s-stausa.ad? (Fill_Stack): Stack_Used_When_Filling is now stored
anymore - just used internally.
Added handling of very small tasks - when the theoretical size is
already full at the point of the call.
(Report_Result): Fixed result computation, Stack_Used_When_Filling does
not need to be added to the result.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138405 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Javier Miranda  <miranda@adacore.com>

* sem_ch4.adb (Valid_First_Argument_Of): Complete its functionality to
handle synchronized types. Required to handle well the object.operation
notation applied to synchronized types.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138404 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/specs/sync_iface_test.ads: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138402 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138401 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Javier Miranda  <miranda@adacore.com>

* sem_type.adb (Has_Compatible_Type): Complete support for synchronized
types when the candidate type is a synchronized type.

* sem_res.adb (Resolve_Actuals): Reorganize code handling synchronized
types, and complete management of synchronized types adding missing
code to handle formal that is a synchronized type.

* sem_ch4.adb (Try_Primitive_Operation): Avoid testing attributes that
are not available and cause the compiler to blowup. Found compiling
test with switch -gnatc

* sem_ch6.adb (Check_Synchronized_Overriding): Remove local subprogram
Has_Correct_Formal_Mode plus code cleanup.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138400 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Gary Dismukes  <dismukes@adacore.com>

* checks.ads (Apply_Accessibility_Check): Add parameter Insert_Node.

* checks.adb (Apply_Accessibility_Check): Insert the check on
Insert_Node.

* exp_attr.adb:
(Expand_N_Attribute_Refernce, Attribute_Access): Pass attribute node
to new parameter Insert_Node on call to Apply_Accessibility_Check.
Necessary to distinguish the insertion node because the dereferenced
formal may come from a rename, but the check must be inserted in
front of the attribute.

* exp_ch4.adb:
(Expand_N_Allocator): Pass actual for new Insert_Node parameter on
call to Apply_Accessibility_Check.
(Expand_N_Type_Conversion): Pass actual for new Insert_Node parameter
on call to Apply_Accessibility_Check.
Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138399 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* makeutl.adb (Executable_Prefix_Path): If Locate_Exec_On_Path fails,
return the empty string, instead of raising Constraint_Error.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138398 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  H.J. Lu  <hongjiu.lu@intel.com>

* gcc.dg/torture/stackalign/pr16660-1.c: Include "check.h".
(f): Align to 64 byte.  Use check instead of asm statement.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138397 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138396 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138395 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* prj-part.adb, prj-part.ads, prj.adb, prj.ads, prj-env.adb:
Move back spec of Parse_Single_Project to body, as it is not called
outside of package Prj.Part.
(Project_Data): Remove components Linker_Name, Linker_Path and
Minimum_Linker_Options as they are no longer set.
Remove function There_Are_Ada_Sources from package Prj and move code
in the only place it was used, in Prj.Env.Set_Ada_Paths.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138394 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Ed Schonberg  <schonberg@adacore.com>

* exp_aggr.adb (Aggr_Size_OK): If the aggregate has a single component
and the context is an object declaration with non-static bounds, treat
the aggregate as non-static.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138393 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Thomas Quinot  <quinot@adacore.com>

* tbuild.ads: Fix several occurrences of incorrectly referring to
Name_Find as Find_Name.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138392 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Thomas Quinot  <quinot@adacore.com>

* exp_ch9.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138391 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Bob Duff  <duff@adacore.com>

* sinput.adb (Skip_Line_Terminators): Fix handling of LF/CR -- it was
recognized as two end-of-lines, but it should be just one.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138390 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/missing_acc_check.adb: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138389 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Gary Dismukes  <dismukes@adacore.com>

* exp_attr.adb (Enclosing_Object): New function local to handling of
access attributes,
for retrieving the innermost enclosing object prefix of a compound name.
(Expand_N_Attribute_Reference, N_Attribute_Access): In the case where an
Access attribute has a prefix that is a dereference of an access
parameter (or the prefix is a subcomponent selected from such a
dereference), apply an accessibility check to the access parameter.
Replaces code that rewrote the prefix as a type conversion (and that
didn't handle subcomponent cases).
Also, this is now only applied in the case of 'Access.

* exp_ch6.adb (Expand_Call): Add handling for the case of an access
discriminant passed as an actual to an access formal, passing the
Object_Access_Level of the object containing the access discriminant.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138388 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* prj-nmsc.adb:
(Record_Ada_Source): Do not set Data.Sources, component has been removed

* prj.adb: Remove component Sources in record Project_Data

* prj.ads: Remove component Sources in record Project_Data

* sinput.ads, prj-util.ads: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138387 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Ed Schonberg  <schonberg@adacore.com>

* exp_ch6.adb (Make_Build_In_Place_Call_In_Object_Declaration): Use
Insert_Actions to place the pointer declaration in the code, rather
than Insert_Before_And_Analyze, so that insertions of temporaries are
kept in the proper order when transient scopes are present.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138386 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* prj-nmsc.adb (Check_Library_Attributes): Check if Linker'Switches or
Linker'Default_Switches are declared. Warn if they are declared.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138385 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Geert Bosch  <bosch@adacore.com>

* arit64.c:
New file implementing __gnat_mulv64 signed integer multiplication with
overflow checking

* fe.h (Backend_Overflow_Checks_On_Target): Define for use by Gigi

* gcc-interface/gigi.h:
(standard_types): Add ADT_mulv64_decl
(mulv64_decl): Define subprogram declaration for __gnat_mulv64

* gcc-interface/utils.c:
(init_gigi_decls): Add initialization of mulv64_decl

* gcc-interface/trans.c:
(build_unary_op_trapv): New function
(build_binary_op_trapv): New function
(gnat_to_gnu): Use the above functions instead of
build_{unary,binary}_op

* gcc-interface/Makefile.in
(LIBGNAT_SRCS): Add arit64.c
(LIBGNAT_OBJS): Add arit64.o

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138384 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Hristian Kirtchev  <kirtchev@adacore.com>

* exp_attr.adb (Find_Stream_Subprogram): Check the base type instead
of the type when looking for stream subprograms for type String,
Wide_String and Wide_Wide_String.

* s-ststop.adb: Change the initialization expression of constant
Use_Block_IO.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138383 138bc75d-0d04-0410-961f-82ee72b054a4

* s-direio.adb (Reset): Replace pragma Unmodified by Warnings (Off),
so that we can compile this file successfully with -gnatc.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138382 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* s-regexp.ads: Minor comment fix

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138381 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Pascal Obry  <obry@adacore.com>

* s-finimp.ads: Minor reformatting.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138380 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Thomas Quinot  <quinot@adacore.com>

* g-pehage.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138379 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Sergey Rybin  <rybin@adacore.com>

* gnat_ugn.texi: Change the description of the
Overly_Nested_Control_Structures: now the rule always requires a
positive parameter for '+R' option

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138378 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* sem_ch12.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138377 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Richard Guenther  <rguenther@suse.de>

* passes.c (init_optimization_passes): Always call
pass_early_warn_uninitialized.
* opts.c (decode_options): Do not warn about -Wuninitialized
at -O0.
* doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
* doc/passes.texi (Warn for uninitialized variables): Adjust.

* gcc.dg/uninit-1-O0.c: New testcase.
* gcc.dg/uninit-2-O0.c: Likewise.
* gcc.dg/uninit-3-O0.c: Likewise.
* gcc.dg/uninit-4-O0.c: Likewise.
* gcc.dg/uninit-5-O0.c: Likewise.
* gcc.dg/uninit-6-O0.c: Likewise.
* gcc.dg/uninit-8-O0.c: Likewise.
* gcc.dg/uninit-9-O0.c: Likewise.
* gcc.dg/uninit-A-O0.c: Likewise.
* gcc.dg/uninit-B-O0.c: Likewise.
* gcc.dg/uninit-C-O0.c: Likewise.
* gcc.dg/uninit-D-O0.c: Likewise.
* gcc.dg/uninit-E-O0.c: Likewise.
* gcc.dg/uninit-F-O0.c: Likewise.
* gcc.dg/uninit-G-O0.c: Likewise.
* gcc.dg/uninit-H-O0.c: Likewise.
* gcc.dg/uninit-I-O0.c: Likewise.
* gcc.dg/uninit-10-O0.c: Likewise.
* gcc.dg/uninit-11-O0.c: Likewise.
* gcc.dg/uninit-12-O0.c: Likewise.
* gcc.dg/uninit-13-O0.c: Likewise.
* gcc.dg/uninit-14-O0.c: Likewise.
* gcc.dg/uninit-15-O0.c: Likewise.
* gcc.dg/Wall.c: Avoid uninitialized warning.
* gcc.dg/Wno-all.c: Likewise.
* gcc.dg/pr3074-1.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138376 138bc75d-0d04-0410-961f-82ee72b054a4

* mlib-utl.ads: Fix typo.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138375 138bc75d-0d04-0410-961f-82ee72b054a4

* gnat.dg/specs/genericppc.ads: New test

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138374 138bc75d-0d04-0410-961f-82ee72b054a4

Resync

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138373 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Ed Schonberg  <schonberg@adacore.com>

* sem_ch6.adb (Analyze_Generic_Subprogram_Body): After analysis,
transfer pre/postconditions from generic copy to original tree, so that
they will appear in each instance.
(Process_PPCs): Do not transform postconditions into a procedure in a
generic context, to prevent double expansion of check pragmas.

* sem_attr.adb: In an instance, the prefix of the 'result attribute
can be the renaming of the
current instance, so check validity of the name accordingly.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138372 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* s-os_lib.adb: Minor comment fix

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138371 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* einfo.adb (Spec_PPC): Now defined for generic subprograms

* einfo.ads (Spec_PPC): Now defined for generic subprograms

* sem_prag.adb (Check_Precondition_Postcondition): Handle generic
subprogram case

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138370 138bc75d-0d04-0410-961f-82ee72b054a4

Resync

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138367 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* gnat_ugn.texi: Update -gnatN documentation.

* gnat_rm.texi: Add note about pre/postcondition
pragmas not checked in conjunction with front-end inlining.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138366 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Vincent Celier  <celier@adacore.com>

* prj.adb, clean.adb, prj-nmsc.adb, prj.ads: Remove declarations that
were for gprmake only

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138365 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Ed Schonberg  <schonberg@adacore.com>

sem_attr.adb: 'Result can have an ambiguous prefix, and is resolved
from context. This attribute must be usable in Ada95 mode.
The attribute can appear in the body of a function marked
Inline_Always, but in this case the postocondition is not enforced.

sem_prag.adb (Check_Precondition_Postcondition): within the expansion
of an inlined call pre- and postconditions are legal

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138364 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* mlib-utl.ads: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138363 138bc75d-0d04-0410-961f-82ee72b054a4

PR c/36970
* builtins.c (maybe_emit_free_warning): New function.
(expand_builtin): Process BUILT_IN_FREE even at -O0.  Call
maybe_emit_free_warning for BUILT_IN_FREE.

* gcc.dg/free-1.c: New test.
* gcc.dg/free-2.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138362 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/36278
* dwarf2out.c (get_context_die): New function.
(force_decl_die, force_type_die): Use it.
(dwarf2out_imported_module_or_decl): Likewise.  If base_type_die
returns NULL, force generation of DW_TAG_typedef and put that into
DW_AT_import.

* g++.dg/debug/namespace2.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138361 138bc75d-0d04-0410-961f-82ee72b054a4

PR preprocessor/36649
* c-pch.c (c_common_read_pch): Save and restore
line_table->trace_includes across PCH restore.

* gcc.dg/pch/cpp-3.c: New test.
* gcc.dg/pch/cpp-3.hs: New file.
* gcc.dg/pch/cpp-3a.h: New file.
* gcc.dg/pch/cpp-3b.h: New file.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138360 138bc75d-0d04-0410-961f-82ee72b054a4

Resync

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138358 138bc75d-0d04-0410-961f-82ee72b054a4

* mlib-utl.ads, prj-makr.ads: Add comments.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138357 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-31  Robert Dewar  <dewar@adacore.com>

* g-pehage.adb, g-pehage.ads: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138356 138bc75d-0d04-0410-961f-82ee72b054a4

    PR c++/11309
        * tree.c (build_aggr_init_expr): Split out...
        (build_cplus_new): ...from here.
        (stabilize_init): Don't mess with AGGR_INIT_EXPR either.
        * init.c (build_new_1): new T() means value-initialization,
        not default-initialization.
        (build_vec_init): Likewise.
        (build_value_init_1): Use build_aggr_init_expr.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138355 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>

* Makefile.in (EXTRA_GNATRTL_NONTASKING_OBJS) [WINDOWS]: Add
s-winext.o.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138353 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138351 138bc75d-0d04-0410-961f-82ee72b054a4

    PR ada/36554
        * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
ada/
        * back_end.adb (Call_Back_End): Pass Standard_Boolean to gigi.
        * gcc-interface/gigi.h (gigi): Take new standard_boolean parameter.
        * gcc-interface/decl.c (gnat_to_gnu_entity) <E_Enumeration_Subtype>:
        Set precision to 1 for subtype of BOOLEAN_TYPE.
        (set_rm_size): Set TYPE_RM_SIZE_NUM for BOOLEAN_TYPE.
        (make_type_from_size): Deal with BOOLEAN_TYPE.
        * gcc-interface/misc.c (gnat_print_type): Likewise.
        * gcc-interface/trans.c (gigi): Take new standard_boolean parameter.
        Set boolean_type_node as its translation in the table, as well
        as boolean_false_node for False and boolean_true_node for True.
        * gcc-interface/utils.c (gnat_init_decl_processing): Create custom
        8-bit boolean_type_node and set its TYPE_RM_SIZE_NUM.
        (create_param_decl): Deal with BOOLEAN_TYPE.
        (build_vms_descriptor): Likewise.
        (build_vms_descriptor64): Likewise.
        (convert): Deal with BOOLEAN_TYPE like with ENUMERAL_TYPE.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138348 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  Rafael Avila de Espindola  <espindola@google.com>

PR 36974
* final.c (call_from_call_insn): Handle COND_EXEC

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138347 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  H.J. Lu  <hongjiu.lu@intel.com>

* builtins.c (std_gimplify_va_arg_expr): Replace
PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
* config/i386/i386.c (ix86_gimplify_va_arg): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138340 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  H.J. Lu  <hongjiu.lu@intel.com>
    Joey Ye  <joey.ye@intel.com>

* gcc.dg/dfp/func-vararg-alternate-d128-2.c: New.
* gcc.dg/dfp/func-vararg-mixed-2.c: Likewise.
* gcc.dg/torture/stackalign/alloca-1.c: Likewise.
* gcc.dg/torture/stackalign/builtin-apply-1.c: Likewise.
* gcc.dg/torture/stackalign/builtin-apply-2.c: Likewise.
* gcc.dg/torture/stackalign/builtin-apply-3.c: Likewise.
* gcc.dg/torture/stackalign/builtin-apply-4.c: Likewise.
* gcc.dg/torture/stackalign/builtin-return-1.c: Likewise.
* gcc.dg/torture/stackalign/check.h: Likewise.
* gcc.dg/torture/stackalign/comp-goto-1.c: Likewise.
* gcc.dg/torture/stackalign/fastcall-1.c: Likewise.
* gcc.dg/torture/stackalign/global-1.c: Likewise.
* gcc.dg/torture/stackalign/inline-1.c: Likewise.
* gcc.dg/torture/stackalign/inline-2.c: Likewise.
* gcc.dg/torture/stackalign/nested-1.c: Likewise.
* gcc.dg/torture/stackalign/nested-2.c: Likewise.
* gcc.dg/torture/stackalign/nested-3.c: Likewise.
* gcc.dg/torture/stackalign/nested-4.c: Likewise.
* gcc.dg/torture/stackalign/nested-5.c: Likewise.
* gcc.dg/torture/stackalign/nested-6.c: Likewise.
* gcc.dg/torture/stackalign/non-local-goto-1.c: Likewise.
* gcc.dg/torture/stackalign/non-local-goto-2.c: Likewise.
* gcc.dg/torture/stackalign/non-local-goto-3.c: Likewise.
* gcc.dg/torture/stackalign/non-local-goto-4.c: Likewise.
* gcc.dg/torture/stackalign/non-local-goto-5.c: Likewise.
* gcc.dg/torture/stackalign/pr16660-1.c: Likewise.
* gcc.dg/torture/stackalign/pr16660-2.c: Likewise.
* gcc.dg/torture/stackalign/pr16660-3.c: Likewise.
* gcc.dg/torture/stackalign/regparm-1.c: Likewise.
* gcc.dg/torture/stackalign/ret-struct-1.c: Likewise.
* gcc.dg/torture/stackalign/setjmp-1.c: Likewise.
* gcc.dg/torture/stackalign/setjmp-2.c: Likewise.
* gcc.dg/torture/stackalign/setjmp-3.c: Likewise.
* gcc.dg/torture/stackalign/setjmp-4.c: Likewise.
* gcc.dg/torture/stackalign/sibcall-1.c: Likewise.
* gcc.dg/torture/stackalign/stackalign.exp: Likewise.
* gcc.dg/torture/stackalign/struct-1.c: Likewise.
* gcc.dg/torture/stackalign/vararg-1.c: Likewise.
* gcc.dg/torture/stackalign/vararg-2.c: Likewise.
* gcc.target/i386/align-main-1.c: Likewise.
* gcc.target/i386/align-main-2.c: Likewise.
* gcc.target/i386/pr32000-2.c: Likewise.
* gcc.target/i386/stackalign/asm-1.c: Likewise.
* gcc.target/i386/stackalign/return-1.c: Likewise.
* gcc.target/i386/stackalign/return-2.c: Likewise.
* gcc.target/i386/stackalign/return-3.c: Likewise.
* gcc.target/i386/stackalign/return-4.c: Likewise.
* gcc.target/i386/stackalign/return-5.c: Likewise.
* gcc.target/i386/stackalign/return-6.c: Likewise.
* gcc.target/i386/stackalign/stackalign.exp: Likewise.
* g++.dg/torture/stackalign/check.h: Likewise.
* g++.dg/torture/stackalign/eh-alloca-1.C: Likewise.
* g++.dg/torture/stackalign/eh-fastcall-1.C: Likewise.
* g++.dg/torture/stackalign/eh-global-1.C: Likewise.
* g++.dg/torture/stackalign/eh-inline-1.C: Likewise.
* g++.dg/torture/stackalign/eh-inline-2.C: Likewise.
* g++.dg/torture/stackalign/eh-vararg-1.C: Likewise.
* g++.dg/torture/stackalign/eh-vararg-2.C: Likewise.
* g++.dg/torture/stackalign/stackalign.exp: Likewise.
* g++.dg/torture/stackalign/stdcall-1.C: Likewise.
* g++.dg/torture/stackalign/test-unwind.h: Likewise.
* g++.dg/torture/stackalign/throw-1.C: Likewise.
* g++.dg/torture/stackalign/throw-2.C: Likewise.
* g++.dg/torture/stackalign/throw-3.C: Likewise.
* g++.dg/torture/stackalign/throw-4.C: Likewise.
* g++.dg/torture/stackalign/unwind-0.C: Likewise.
* g++.dg/torture/stackalign/unwind-1.C: Likewise.
* g++.dg/torture/stackalign/unwind-2.C: Likewise.
* g++.dg/torture/stackalign/unwind-3.C: Likewise.
* g++.dg/torture/stackalign/unwind-4.C: Likewise.
* g++.dg/torture/stackalign/unwind-5.C: Likewise.
* g++.dg/torture/stackalign/unwind-6.C: Likewise.

* gcc.target/i386/20060512-1.c: Add -mpreferred-stack-boundary=4.
(main): Move "popl" after check.
* gcc.target/i386/20060512-3.c: Likewise.

* gcc.target/i386/20060512-2.c: Add -mpreferred-stack-boundary=4.
Remove dg-error.

* gcc.target/i386/20060512-4.c: Add -mpreferred-stack-boundary=4.
Remove dg-warning.

* lib/target-supports.exp (check_effective_target_unaligned_stack):
Always return 0.
(check_effective_target_automatic_stack_alignment): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138336 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  Joey Ye  <joey.ye@intel.com>
    H.J. Lu  <hongjiu.lu@intel.com>

* builtins.c (expand_builtin_setjmp_receiver): Replace
virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
(expand_builtin_apply_args_1): Likewise.
(expand_builtin_longjmp): Need DRAP for stack alignment.
(expand_builtin_apply): Likewise.

* caller-save.c (setup_save_areas): Call assign_stack_local_1
instead of assign_stack_local to allow alignment reduction.

* calls.c (emit_call_1): Need DRAP for stack alignment if
return pops.
(expand_call): Replace virtual_incoming_args_rtx with
crtl->args.internal_arg_pointer.
* stmt.c (expand_nl_goto_receiver): Likewise.

* cfgexpand.c (get_decl_align_unit): Estimate stack variable
alignment and store to stack_alignment_estimated and
max_used_stack_slot_alignment.
(expand_one_var): Likewise.
(expand_stack_alignment): New function.
(tree_expand_cfg): Initialize max_used_stack_slot_alignment
and stack_alignment_estimated fields in rtl_data.  Call
expand_stack_alignment at end.

* defaults.h (INCOMING_STACK_BOUNDARY): New.
(MAX_STACK_ALIGNMENT): Likewise.
(MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
(SUPPORTS_STACK_ALIGNMENT): Likewise.

* emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
stack alignment when generating virtual registers.

* function.c (assign_stack_local): Renamed to ...
(assign_stack_local_1): This.  Add a parameter to indicate
if it is OK to reduce alignment.
(assign_stack_local): Use it.
(instantiate_new_reg): Instantiate virtual incoming args rtx
to vDRAP if stack realignment and DRAP is needed.
(assign_parms): Collect parameter/return type alignment and
contribute to stack_alignment_estimated.
(locate_and_pad_parm): Likewise.
(get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
with crtl->args.internal_arg_pointer.

* function.h (rtl_data): Add new field drap_reg,
max_used_stack_slot_alignment, stack_alignment_estimated,
stack_realign_needed, need_drap, stack_realign_processed and
stack_realign_finalized.
(stack_realign_fp): New macro.
(stack_realign_drap): Likewise.

* global.c (compute_regsets): Frame pointer is needed when
stack is realigned.  Can eliminate frame pointer when stack is
realigned and dynamic realigned argument pointer isn't used.

* reload1.c (update_eliminables):  Frame pointer is needed
when stack is realigned.
(init_elim_table): Can eliminate frame pointer when stack is
realigned and dynamic realigned argument pointer isn't used.

* rtl.h (assign_stack_local_1): Declare new funtion.

* target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
(TARGET_GET_DRAP_RTX): Likewise.
(TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
TARGET_GET_DRAP_RTX.

* target.h (gcc_target): Add update_stack_boundary and
get_drap_rtx.

* tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
STACK_BOUNDARY with MAX_STACK_ALIGNMENT.

2008-07-30  Xuepeng Guo  <xuepeng.guo@intel.com>
    H.J. Lu  <hongjiu.lu@intel.com>

* dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
vdrap_reg, stack_realign and drap_reg_saved.
(add_cfi): Don't allow redefining CFA when DRAP is used.
(reg_save): Handle stack alignment.
(dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
alignment.  Don't generate DWARF information for (set fp sp)
when DRAP is used.
(dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
to INVALID_REGNUM.
(int_loc_descriptor): Move prototype forward.  Also define if
DWARF2_UNWIND_INFO is true.
(output_cfa_loc): Handle DW_CFA_expression.
(build_cfa_aligned_loc): New.
(based_loc_descr): Update assert for stack realign.  For local
variables, use sp+offset when stack is aligned without drap and
fp+offset when stack is aligned with drap.  For arguments, use
cfa+offset when drap is used to align stack.

2008-07-30  Joey Ye  <joey.ye@intel.com>
    H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_force_align_arg_pointer_string):
Break long line.
(ix86_gen_andsp): New.
(ix86_user_incoming_stack_boundary): Likewise.
(ix86_default_incoming_stack_boundary): Likewise.
(ix86_incoming_stack_boundary): Likewise.
(ix86_can_eliminate): Likewise.
(find_drap_reg): Likewise.
(ix86_update_stack_boundary): Likewise.
(ix86_get_drap_rtx): Likewise.
(ix86_finalize_stack_realign_flags): Likewise.
(TARGET_UPDATE_STACK_BOUNDARY): Likewise.
(TARGET_GET_DRAP_RTX): Likewise.
(override_options): Overide option value for new options.
(ix86_function_ok_for_sibcall): Remove check for
force_align_arg_pointer.
(ix86_handle_cconv_attribute): Likewise.
(ix86_function_regparm): Likewise.
(setup_incoming_varargs_64): Don't set stack_alignment_needed
here.
(ix86_va_start): Replace virtual_incoming_args_rtx with
crtl->args.internal_arg_pointer.
(ix86_select_alt_pic_regnum): Check DRAP register.
(ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
(ix86_compute_frame_layout): Compute frame layout wrt stack
realignment.
(ix86_internal_arg_pointer): Just return
virtual_incoming_args_rtx.
(ix86_expand_prologue): Decide if stack realignment is needed
and generate prologue code accordingly.
(ix86_expand_epilogue): Generate epilogue code wrt stack
realignment is really needed or not.

* config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
(ABI_STACK_BOUNDARY): Likewise.
(PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
(STACK_REALIGN_DEFAULT): Likewise.
(INCOMING_STACK_BOUNDARY): Likewise.
(MAX_STACK_ALIGNMENT): Likewise.
(ix86_incoming_stack_boundary): Likewise.
(FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
(REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
(CAN_ELIMINATE): Defined with ix86_can_eliminate.
(machine_function): Remove force_align_arg_pointer.

* config/i386/i386.md (BX_REG): New.
(R13_REG): Likewise.

* config/i386/i386.opt (mforce_drap): New.
(mincoming-stack-boundary): Likewise.
(mstackrealign): Add Init(-1).

* config/i386/i386-protos.h (ix86_can_eliminate): New

2008-07-30  H.J. Lu  <hongjiu.lu@intel.com>

* doc/extend.texi: Update force_align_arg_pointer.

* doc/invoke.texi: Document -mincoming-stack-boundary.  Update
-mstackrealign.

* doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
(INCOMING_STACK_BOUNDARY): Likewise.
(TARGET_UPDATE_STACK_BOUNDARY): New target hook.
(TARGET_GET_DRAP_RTX): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138335 138bc75d-0d04-0410-961f-82ee72b054a4

PR rtl-optimization/36929
* dse.c (replace_inc_dec): Use emit_insn_before instead of
add_insn_before and fix argument order.
(replace_inc_dec_mem): Handle NULL rtx.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138333 138bc75d-0d04-0410-961f-82ee72b054a4

Resync.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138332 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  Laurent Pautet  <pautet@adacore.com>

* g-pehage.adb:
Remove a limitation on the length of the words handled by the minimal
perfect hash function generator.

* g-pehage.ads:
Detail the use of subprograms Insert, Initialize, Compute and Finalize.
Fix some typos.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138331 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  Robert Dewar  <dewar@adacore.com>

* sem_ch8.adb: Minor reformatting

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138330 138bc75d-0d04-0410-961f-82ee72b054a4

2008-07-30  Robert Dewar  <dewar@adacore.com>

* exp_util.ads (Find_Prim_Op): Document that Program_Error is raised
if no primitive operation is found.

* exp_util.adb: (Find_Prim_Op): Add comments for previous change

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@138329 138bc75d-0d04-0410-961f-82ee72b054a4